No. of questions -20
Time - 10 min
1.
Producers in an aquatic ecosystem
2.
Which one of the following is called as “farmer’s friend”?
3.
Each tropical level has a certain mass of living material at a particular time called as the
4.
Decomposition rate is slower if
5.
In ecosystem, GFC stands for
6.
Who breaks down complex organic matter into inorganic substances like CO2, water etc.
7.
The process of breaks down complex organic matter into inorganic substances is called as
8.
Humification leads to accumulation of a dark coloured amorphous substance called _______
9.
Generally, primary consumers will be
10.
_______ favours decompositions
11.
Bacteria and fungal enzymes degrade detritus into simpler inorganic substances. This process is called as
12.
The rate of formation of new organic matter by consumers is called as
13.
Primary productivity depends on
16.
The green plant in the ecosystem are called
17.
Decomposers are also known as
18.
Plant capture only ______ of the PAR and this amount of energy sustains the entire living world
19.
The standing crop is measured as the
20.
________ break down detritus into smaller particles
